Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi.
I am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hi All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
Sir,
Please send eagle footprint if antenna used in nrf2401 module or send its schematic and board file of eagle... please help me
it is Meandered Inverted-F Antenna ...
Hi
I have a few questions I couldn't find about radio part of nRF528xx series.
Does all 3 chips have same radio module inside with same characteristics?
Can ANT...
I have a requirement where a handheld device containing a nrf52832 needs to be automatically paired to a switch (another nrf52832 device) when powered on, how can this be...
Hi triying to drive a Relay with Output but have tried every functon in "nrf_gpio.h"
this works with a LED perfectly :
nrf_gpio_pin_toggle(23);
in the main i configure...
I am currently working in the " ble_thread_dyn_mtd_coap_cli" multi protocol example.
Whenever I call printf my program crashes.
I think it has to do with the ble_nus service...
Dear friends,
I am trying to run the PWM in my project. I have:
added the PWM driver successfully (4.0.0-2.alpha, nrf_drv_pwm.c, nrf_drv_pwm.h) ;
set...
I tried porting app from pc10028 to pca20006 by copying the main file from pc10028 ble_app_uart to main file of ble_app_beacon of pca20006.I resolved all the #include related...
hey
I have a nRF51822 eval board and I want to use it as hid keyboard to send some media key
such as vol+/- play/pause, etc. I have used the example code ble_hid_keyboard...
Hi,
I develop a program using arduino primo,
and i want to layout a new pcb board with new nrf52832 chip.
The new chip may not have any bootloader.
What kind of method...
Hi
In our Nordic SDK ble_peripheral projects , It almost support following boards
1. pca10028
2. pca10036
3. pca10040 .
I want to port in pca20006
May I know...
I am porting a C++ project that was using version 6 of the SDK to version 14.2 (big leap, I know). I want to use all the new bells and whistles from the new SDK that makes...
I am using power profiler with nRF52840 SDK. And I have measured the current of the board. But I want to calculate the energy consumption of my program. How can I get the...
hi ：
I want 4 channel PWM output, the following code doesn't work, I want to know where is wrong
#include <stdbool.h>
#include <stdint.h>
#include "nrf.h"
#include...
